Home / 14,342.31-19,794.25-8,054.69

Finding the Fourth Proportional to 14,342.31, 19,794.25 and 8,054.69

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Solution

The fourth proportional to 14,342.31, 19,794.25 and 8,054.69 is: 11,116.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.31 : 19,794.25 = 8,054.69 : x
  2. Step 2: Convert to fraction form
    14,342.31/19,794.25 = 8,054.69/x
  3. Step 3: Cross multiply
    14,342.31x = 19,794.25 × 8,054.69
  4. Step 4: Simplify right side
    14,342.31x = 159,436,477.91
  5. Step 5: Solve for x
    x = 159,436,477.91/14,342.31
  6. Step 6: Final answer
    x = 11,116.51

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.